00826nam0-22003011i-450-990003051230403321000305123FED01000305123(Aleph)000305123FED0100030512320000920d--------km-y0itay50------baitaITDo R&D Expenditures Really Matter for TFP?by Vincenzo Atella and Beniamino QuintieriQuaderni CEIS117ProduttivitàG/1.2G/1.4Atella,Vincenzo<1962- >Quintieri,Beniamino<1952- >ITUNINARICAUNIMARCBK990003051230403321PaperSESSESDo R&D Expenditures Really Matter for TFP462895UNINAING01